Evidence comes from preclinical animal models and community protocols
NAD and the aging process: Role in life, death and everything in between
After reconstitution, store the solution at 2-8C, protected from light, and use it within 30 days
Now heres the funny bit The MHRA in responding to our petition stated: Vitamin B12 could not legally be classified as a medicine that can be made available for sale without prescription in pharmacies because it is an injection and because the condition it is licensed to treat, pernicious anaemia, needs a clinician to diagnose it, and monitor its treatment (see point IV above)
Intramuscular injections may be preferred for deeper absorption , while subcutaneous options may offer ease of use in at-home settings when clinically appropriate
For a lot of practitioners that booking raises three quiet questions at once